EP1201539A1 - Dispositif pour fabriquer et de préférence remplir et fermer des sacs en matière plastique - Google Patents

Dispositif pour fabriquer et de préférence remplir et fermer des sacs en matière plastique Download PDF

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Publication number
EP1201539A1
EP1201539A1 EP00106384A EP00106384A EP1201539A1 EP 1201539 A1 EP1201539 A1 EP 1201539A1 EP 00106384 A EP00106384 A EP 00106384A EP 00106384 A EP00106384 A EP 00106384A EP 1201539 A1 EP1201539 A1 EP 1201539A1
Authority
EP
European Patent Office
Prior art keywords
jaws
wall
tubular film
film web
carrier
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
EP00106384A
Other languages
German (de)
English (en)
Other versions
EP1201539B1 (fr
Inventor
Hans-Ludwig Voss
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Windmoeller and Hoelscher KG
Original Assignee
Windmoeller and Hoelscher KG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Windmoeller and Hoelscher KG filed Critical Windmoeller and Hoelscher KG
Priority to ES00106384T priority Critical patent/ES2251901T3/es
Priority to EP00106384A priority patent/EP1201539B1/fr
Priority to AT00106384T priority patent/ATE313483T1/de
Publication of EP1201539A1 publication Critical patent/EP1201539A1/fr
Application granted granted Critical
Publication of EP1201539B1 publication Critical patent/EP1201539B1/fr
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B1/00—Packaging fluent solid material, e.g. powders, granular or loose fibrous material, loose masses of small articles, in individual containers or receptacles, e.g. bags, sacks, boxes, cartons, cans, or jars
    • B65B1/02—Machines characterised by the incorporation of means for making the containers or receptacles
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/26—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks
    • B65B43/34—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by internal pressure
    • B65B43/36—Opening or distending bags; Opening, erecting, or setting-up boxes, cartons, or carton blanks by internal pressure applied pneumatically
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B43/00—Forming, feeding, opening or setting-up containers or receptacles in association with packaging
    • B65B43/42—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation
    • B65B43/46—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation using grippers
    • B65B43/465—Feeding or positioning bags, boxes, or cartons in the distended, opened, or set-up state; Feeding preformed rigid containers, e.g. tins, capsules, glass tubes, glasses, to the packaging position; Locating containers or receptacles at the filling position; Supporting containers or receptacles during the filling operation using grippers for bags
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65B—MACHINES, APPARATUS OR DEVICES FOR, OR METHODS OF, PACKAGING ARTICLES OR MATERIALS; UNPACKING
    • B65B51/00—Devices for, or methods of, sealing or securing package folds or closures; Devices for gathering or twisting wrappers, or necks of bags
    • B65B51/32—Cooling, or cooling and pressing, package closures after heat-sealing

Definitions

  • the invention relates to a device for manufacturing and preferably also for Filling and closing of thermoplastic sacks with a Preferred device for the intermittent pulling out of a tubular film web thermoplastic and for hanging it in a vertical direction Direction through a cross welding and cross cutting device that the leading Provides a cross weld seam at the end of the tubular film web and from this separates a hose section above a gripping and transport device.
  • the object of the invention is therefore a device of the type mentioned To create the way in which the leading end of the tubular film web quickly and without fluttering evasive action thanks to the cross welding and cross cutting device in its stretched hanging position, in the the end-side bottom seam in the area of the transport plane of the one to be filled Sacks.
  • this object is achieved in that parallel to the feed path the tubular film web is provided and above the wall or blowing nozzles pointing in the upper direction in the feed direction between the Wall and the feed path are arranged.
  • the through the blowing air nozzles in the gap between the web and the advanced Blown air blown in at the end of the tubular film web essentially flows with laminar flow in the feed direction and takes the advanced end the tubular film web in an elongated form with, between the Tubular film web and the wall forms a negative pressure, which is an undesirable Fluttering and dodging of the advanced end of the tubular film web prevented.
  • blowing air nozzles expediently consist of a series of blowing air nozzles or an elongated nozzle gap.
  • the one that serves to stretch the end of the tubular film web Blown air also cools the bottom weld.
  • the bottom weld in addition to their faster solidification cool.
  • the bottom weld seam cooling jaws are. These jaws can consist of a fixed jaw and a pair of pliers pivotable and interacting with the fixed jaw Cheek exist.
  • At least one of the jaws is preferably also directed towards the bottom weld seam Blow air nozzles provided.
  • Both jaws expediently have rows of blowing air nozzles that are directed at the bottom weld seam.
  • the Bakken expediently do not pinch the bottom weld seam between them, to prevent it from sticking to the cheeks.
  • sacks are usually different Size and length made and filled. It is therefore necessary to Distance between the cross welding and cross cutting device and the transport plane to change the sacks to be filled and to different sack lengths adapt.
  • the jaws used for cooling are therefore expedient arranged on the carrier of a conveyor belt conveying the filled sacks, which can be raised and lowered in the machine frame to change the format is managed and stored.
  • the tongs holding the separated bags are expediently displaceable or pivoted to the machine frame so that they are separated Can convey sacks one cycle distance towards the filling station.
  • a second is expediently located approximately at the cycle distance from the cooling jaws
  • a pair of cooling jaws is provided, of which at least one jaw is cooled. Also this second pair of cooling jaws is expediently connected to the carrier of the conveyor belt or attached to a console connected to it.
  • the wall can be made of a flexible Exist web, the lower end of the carrier or at a connected to this Console is attached, with the web between an upper deflecting rod or deflecting edge and an attachment of its other end to the machine frame placed in a loop and a weight in the loop, e.g. a Rod, is inserted.
  • a weight in the loop e.g. a Rod
  • the wall can also be separated overlapping wall sections exist, of which the upper is held fixed to the frame and the lower one is attached to the carrier.
  • the wall sections made of rigid material.
  • the device shown in the drawing for manufacturing, filling, closing and removal of bags made of thermoplastic consists of a Machine with a relatively short overall length, in which all processing stations are arranged in a single machine frame.
  • the machine frame consists of two side parts 1, 2, which by usual, not shown trusses are interconnected.
  • the machine frame is through Panels, doors and windows, clad so that it looks handsome on the outside Looks.
  • the tubular film web drawn off from the tubular film roll 4 5 is cyclically advanced by a pair of preferred rollers 6 over deflection rollers.
  • the pendulum roller 12 is between two in Machine frame mounted levers 13, which are clocked by a pneumatic cylinder 14 from their swung into their swung out Position is pivoted.
  • the pair of preferred rollers 6 pulls the tubular film web running over the deflection roller 7 5 in the vertical direction and pushes it between a cross welding and cross separator 15 therethrough.
  • This cross welding and cross cutting station consists of a fixed jaw 16 and a pivotable Jaws 17, which are supported by frame-mounted arms 18 and by one provided with a drive and articulated with a handlebar 18 Rod 19 is pivoted back and forth.
  • the upper part of the jaws 16, 17 is as the bottom weld seams executed welding jaws.
  • Below the The welding jaw is the fixed jaw 16 with a groove and the swiveling one Jaws 17 are provided with a cutting knife 20 which is to be separated in time with the Immersed hose sections 21 in the groove.
  • the tubular film web is preferably provided with side folds.
  • a support 24 forming a coupling is supported, the one with an obliquely projecting Cantilever 25 is connected to the side below the opening edges of the hose sections 21 gripping tongs 26 are arranged, the are indicated by the gripping jaws shown.
  • On the handlebar 23 is one Crank rod 27 articulated by a gear motor 28 driven Crank 29 is moved back and forth.
  • the Grippers 32 are carried by levers 34, 35, both on a push rod 36 are articulated and with their articulation points on the push rod and the grippers form a four-joint system.
  • the lever 35 is a two-armed lever, the Upper lever arm 37 is mounted fixed to the frame in the manner shown.
  • the push rod 36 is hinged to a two-armed lever 38 mounted on the frame, the upper lever arm loaded in the manner shown by a return spring 39 is.
  • the crank 29 is designed in the manner shown as a cam, wherein on this cam disc one on the lower lever arm of the two-armed Lever 37 mounted cam roller 40 runs.
  • the push rod 36 is driven by its cam lever-cam roller driven such that the grippers 32 pass the sack section ahead to holding grippers, which are on the side of the opening areas of the bag sections attack below the hopper 42.
  • On a second pair of grippers 43 is arranged on the carrier 24, which after filling again tight opening edges of the filled bag in the welding station 34 transferred in the welding jaws, not shown, the tightened Seal the opening edges of the sack with a cross weld.
  • a conveyor belt provided with studs 50 51, which runs over the end drive and deflection rollers 52, 53 and the filled Conveying bags 54 from the filling and welding stations in time with their filling.
  • the drive and deflection rollers 52, 53 of the conveyor belt 51 are at the ends of a horizontal support 55 mounted in the guides 56 fixed to the frame a spindle drive 57 can be raised and lowered, the drive for the spindle drive consists of a geared motor 58.
  • the lower end 63 of the track 62 is connected to brackets 64 which connected to the carrier 55 of the conveyor belt 51 in the manner shown in FIG. 4 are.
  • the web 62 runs from its lower attachment 63 over an upper one Deflection rod 65 held fixed to the frame for its fixed mounting 66. Between the deflection rod 65 and its attachment 66 is the web 62 to one Loop 67 pulled out, in which a loop keeping the web 62 taut Rod 68 is inserted. Used to adapt the format of the carrier 55 of the conveyor belt 51 move according to the height, the taut section 62 fits The web always adapts to the changed bag formats in that the required web length is withdrawn from the loop 67 or migrates into it.
  • the blowing nozzles are located above the wall 62 61 or a blow nozzle gap, from which blow air in the feed direction of the leading Section of the web 5 is blown into the gap 69. Due to the Narrowing in the gap, the blowing air experiences a laminar flow, the one Exerts suction on the advanced web section and thereby their Flutter prevents us from evading. Because of the tightening and suction of the web Effect of the blown air flow 61 can be the leading section of the Tubular film web 5 at the speed predetermined by the pair of preferred rollers 6 lower towards the console 64.
  • the jaw 72 As soon as the front end of the tubular film web 5 is lowered and in the area of the cooling jaw 70, is by the pneumatic cylinder 71, the is pivotally mounted on the console 64, the jaw 72 in the direction of the fixed Jaw 70 swiveled. Both jaws 70, 72 are provided with blowing air nozzles 73, 74, blow the cooling blowing air onto the weld 60. The jaws 72 are approaching only in so far the fixed jaw 70 that both jaws the Do not touch weld 60 to prevent it from sticking.
  • the grippers 26 grip the section laterally below the upper edge of the opening, so that section 21 is then separated and at the same time at the newly formed end of the tubular film web 5 the cross weld can be formed.
  • the tube section is turned into the one on the left in FIG Position promoted in which the weld 60 in front of a fixed jaw 76 comes to rest.
  • This fixed jaw 76 is a pivotable jaw 77 assigned, which in the machine cycle by a pneumatic cylinder 78 against the fixed jaws 76 is pivoted.
  • the fixed jaw 76 is from Channels 79 crossed, through which cooling air flows.
  • During the short stay of the bag section 21 in the transfer station 31 is done by clamping the weld seam 60 between the jaws 76, 77 further cooling the weld 60.

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Making Paper Articles (AREA)
  • Containers And Plastic Fillers For Packaging (AREA)
  • Supplying Of Containers To The Packaging Station (AREA)
EP00106384A 2000-10-24 2000-10-24 Dispositif pour fabriquer et de préférence remplir et fermer des sacs en matière plastique Expired - Lifetime EP1201539B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
ES00106384T ES2251901T3 (es) 2000-10-24 2000-10-24 Dispositivo para fabricar y, preferiblemente, tambien para llenar y cerrar sacos de material sintetico termoplastico.
EP00106384A EP1201539B1 (fr) 2000-10-24 2000-10-24 Dispositif pour fabriquer et de préférence remplir et fermer des sacs en matière plastique
AT00106384T ATE313483T1 (de) 2000-10-24 2000-10-24 Vorrichtung zum herstellen und vorzugsweise auch zum befüllen und verschliessen von säcken aus thermoplastichem kunststoff

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP00106384A EP1201539B1 (fr) 2000-10-24 2000-10-24 Dispositif pour fabriquer et de préférence remplir et fermer des sacs en matière plastique

Publications (2)

Publication Number Publication Date
EP1201539A1 true EP1201539A1 (fr) 2002-05-02
EP1201539B1 EP1201539B1 (fr) 2005-12-21

Family

ID=8168215

Family Applications (1)

Application Number Title Priority Date Filing Date
EP00106384A Expired - Lifetime EP1201539B1 (fr) 2000-10-24 2000-10-24 Dispositif pour fabriquer et de préférence remplir et fermer des sacs en matière plastique

Country Status (3)

Country Link
EP (1) EP1201539B1 (fr)
AT (1) ATE313483T1 (fr)
ES (1) ES2251901T3 (fr)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2186470A1 (es) * 1999-05-04 2003-05-01 Windmoeller & Hoelscher Maquina para la mecanizacion y/o fabricacion de objetos.
US8087215B2 (en) 2006-05-12 2012-01-03 Windmoeller & Hoelscher Kg Forming, filling and sealing machine, and methods for producing, filing and closing bags
DE102013105603A1 (de) 2013-05-31 2014-12-18 Windmöller & Hölscher Kg Transportvorrichtung für den transport eines sackabschnitts in einer sackfüllanlage
US10046878B2 (en) 2010-04-29 2018-08-14 Windmoeller & Hoelscher Kg Method and device for producing and filling packaging means
WO2019158386A1 (fr) * 2018-02-19 2019-08-22 Windmöller & Hölscher Kg Dispositif de remplissage et procédé permettant de remplir des sacs dotés respectivement d'une extrémité supérieure non fermée
CN111971230A (zh) * 2018-02-19 2020-11-20 温德莫勒及霍尔希尔公司 用于填充带有各一个未封闭的上端部的袋子的填充设备和方法

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE102007014890A1 (de) 2007-03-26 2008-10-02 Windmöller & Hölscher Kg Wiegeverfahren für eine Form-, Fill- und Seal-Maschine
DE102007014892A1 (de) 2007-03-26 2008-10-02 Windmöller & Hölscher Kg Sackabfüllverfahren an einer Form-, Fill- und Seal-Maschine
DE102011015491B3 (de) * 2011-03-29 2012-06-06 Windmöller & Hölscher Kg Verfahren zum Querschweißen von Kunststoffschläuchen und Vorrichtung zum Formen und Schließen von Säcken
US10029407B2 (en) 2014-12-04 2018-07-24 Big Heart Pet, Inc. Apparatus, processes, and systems for heat sealing

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2079851A5 (fr) * 1970-02-16 1971-11-12 Fara Pierre
US3948019A (en) * 1973-01-15 1976-04-06 Siegrheinische Registrierwaagenfabrik "Fix" Peter Steimel Kg Apparatus for the fully automatic production of filled, gusseted bags of plastic
GB1507176A (en) * 1974-04-13 1978-04-12 Haver & Boecker Bag forming and handling apparatus
US4510736A (en) * 1981-05-13 1985-04-16 Haver & Becker Machine for filling and closing bags of synthetic plastic material
EP0844175A1 (fr) * 1996-05-08 1998-05-27 Payper, S.A. Ameliorations apportees aux machines autonomes d'ensachage

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2079851A5 (fr) * 1970-02-16 1971-11-12 Fara Pierre
US3948019A (en) * 1973-01-15 1976-04-06 Siegrheinische Registrierwaagenfabrik "Fix" Peter Steimel Kg Apparatus for the fully automatic production of filled, gusseted bags of plastic
GB1507176A (en) * 1974-04-13 1978-04-12 Haver & Boecker Bag forming and handling apparatus
US4510736A (en) * 1981-05-13 1985-04-16 Haver & Becker Machine for filling and closing bags of synthetic plastic material
EP0844175A1 (fr) * 1996-05-08 1998-05-27 Payper, S.A. Ameliorations apportees aux machines autonomes d'ensachage

Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ES2186470A1 (es) * 1999-05-04 2003-05-01 Windmoeller & Hoelscher Maquina para la mecanizacion y/o fabricacion de objetos.
US8087215B2 (en) 2006-05-12 2012-01-03 Windmoeller & Hoelscher Kg Forming, filling and sealing machine, and methods for producing, filing and closing bags
US10046878B2 (en) 2010-04-29 2018-08-14 Windmoeller & Hoelscher Kg Method and device for producing and filling packaging means
DE102010028394B4 (de) 2010-04-29 2019-05-23 Windmöller & Hölscher Kg Verfahren und eine Vorrichtung zur Herstellung und Befüllung von Verpackungsmitteln
DE102013105603A1 (de) 2013-05-31 2014-12-18 Windmöller & Hölscher Kg Transportvorrichtung für den transport eines sackabschnitts in einer sackfüllanlage
DE102013105603B4 (de) * 2013-05-31 2017-11-16 Windmöller & Hölscher Kg Transportvorrichtung für den transport eines sackabschnitts in einer sackfüllanlage
DE102013105603B9 (de) 2013-05-31 2018-03-15 Windmöller & Hölscher Kg Transportvorrichtung für den transport eines sackabschnitts in einer sackfüllanlage
WO2019158386A1 (fr) * 2018-02-19 2019-08-22 Windmöller & Hölscher Kg Dispositif de remplissage et procédé permettant de remplir des sacs dotés respectivement d'une extrémité supérieure non fermée
CN111971230A (zh) * 2018-02-19 2020-11-20 温德莫勒及霍尔希尔公司 用于填充带有各一个未封闭的上端部的袋子的填充设备和方法
US20200369417A1 (en) * 2018-02-19 2020-11-26 Windmöller & Hölscher Kg Filling Device and Method for Filling Bags with a Respective Unsealed Upper End
US11591123B2 (en) 2018-02-19 2023-02-28 Windmöller & Hölscher Kg Filling device and method for filling bags with a respective unsealed upper end
CN111971230B (zh) * 2018-02-19 2023-11-03 温德莫勒及霍尔希尔公司 填充带有各一个未封闭的上端部的袋子的填充设备和方法

Also Published As

Publication number Publication date
EP1201539B1 (fr) 2005-12-21
ATE313483T1 (de) 2006-01-15
ES2251901T3 (es) 2006-05-16

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